./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c51b5fd89c717de21c2b48b0ee2b3165b1aa9e99 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c51b5fd89c717de21c2b48b0ee2b3165b1aa9e99 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:59:42,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:59:42,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:59:42,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:59:42,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:59:42,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:59:42,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:59:42,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:59:42,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:59:42,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:59:42,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:59:42,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:59:42,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:59:42,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:59:42,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:59:42,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:59:42,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:59:42,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:59:42,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:59:42,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:59:42,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:59:42,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:59:42,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:59:42,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:59:42,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:59:42,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:59:42,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:59:42,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:59:42,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:59:42,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:59:42,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:59:42,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:59:42,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:59:42,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:59:42,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:59:42,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:59:42,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:59:42,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:59:42,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:59:42,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:59:42,844 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:59:42,845 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 23:59:42,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:59:42,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:59:42,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:59:42,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:59:42,906 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:59:42,907 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:59:42,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:59:42,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:59:42,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:59:42,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:59:42,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:59:42,912 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:59:42,913 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:59:42,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:59:42,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:59:42,914 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:59:42,914 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:59:42,915 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:59:42,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:59:42,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:59:42,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:59:42,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:59:42,918 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:59:42,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:59:42,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:59:42,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:59:42,920 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c51b5fd89c717de21c2b48b0ee2b3165b1aa9e99 [2019-11-25 23:59:43,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:59:43,567 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:59:43,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:59:43,581 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:59:43,582 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:59:43,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i [2019-11-25 23:59:43,750 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac109c01d/75e9e5ec4a6e4c779e1f00de94117f9e/FLAG5a42a23a2 [2019-11-25 23:59:45,875 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:59:45,881 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i [2019-11-25 23:59:45,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac109c01d/75e9e5ec4a6e4c779e1f00de94117f9e/FLAG5a42a23a2 [2019-11-25 23:59:46,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac109c01d/75e9e5ec4a6e4c779e1f00de94117f9e [2019-11-25 23:59:46,045 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:59:46,052 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:59:46,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:59:46,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:59:46,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:59:46,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:59:46" (1/1) ... [2019-11-25 23:59:46,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af9779e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:46, skipping insertion in model container [2019-11-25 23:59:46,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:59:46" (1/1) ... [2019-11-25 23:59:46,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:59:46,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:59:51,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:59:51,910 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:59:52,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:59:54,641 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:59:54,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:54 WrapperNode [2019-11-25 23:59:54,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:59:54,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:59:54,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:59:54,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:59:54,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:54" (1/1) ... [2019-11-25 23:59:54,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:54" (1/1) ... [2019-11-26 00:00:01,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 00:00:01,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:00:01,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:00:01,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:00:01,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:54" (1/1) ... [2019-11-26 00:00:01,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:54" (1/1) ... [2019-11-26 00:00:02,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:54" (1/1) ... [2019-11-26 00:00:02,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:54" (1/1) ... [2019-11-26 00:00:05,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:54" (1/1) ... [2019-11-26 00:00:06,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:54" (1/1) ... [2019-11-26 00:00:06,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:59:54" (1/1) ... [2019-11-26 00:00:07,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:00:07,208 INFO L168 Benchmark]: Toolchain (without parser) took 21153.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 567.3 MB in the end (delta: 382.9 MB). Peak memory consumption was 557.1 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:07,211 INFO L168 Benchmark]: CDTParser took 0.79 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:00:07,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8589.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 858.9 MB in the end (delta: 85.6 MB). Peak memory consumption was 268.1 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:07,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 7269.54 ms. Allocated memory is still 1.0 GB. Free memory was 858.9 MB in the beginning and 779.4 MB in the end (delta: 79.4 MB). Peak memory consumption was 347.9 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:07,221 INFO L168 Benchmark]: Boogie Preprocessor took 5281.75 ms. Allocated memory is still 1.0 GB. Free memory was 779.4 MB in the beginning and 567.3 MB in the end (delta: 212.1 MB). Peak memory consumption was 386.3 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:07,233 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8589.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 858.9 MB in the end (delta: 85.6 MB). Peak memory consumption was 268.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 7269.54 ms. Allocated memory is still 1.0 GB. Free memory was 858.9 MB in the beginning and 779.4 MB in the end (delta: 79.4 MB). Peak memory consumption was 347.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 5281.75 ms. Allocated memory is still 1.0 GB. Free memory was 779.4 MB in the beginning and 567.3 MB in the end (delta: 212.1 MB). Peak memory consumption was 386.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:00:11,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:00:11,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:00:11,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:00:11,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:00:11,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:00:11,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:00:11,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:00:11,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:00:11,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:00:11,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:00:11,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:00:11,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:00:11,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:00:11,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:00:11,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:00:11,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:00:11,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:00:11,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:00:11,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:00:11,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:00:11,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:00:11,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:00:11,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:00:11,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:00:11,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:00:11,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:00:11,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:00:11,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:00:11,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:00:11,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:00:11,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:00:11,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:00:11,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:00:11,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:00:11,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:00:11,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:00:11,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:00:11,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:00:11,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:00:11,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:00:11,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-26 00:00:11,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:00:11,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:00:11,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:00:11,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:00:11,573 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:00:11,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:00:11,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:00:11,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 00:00:11,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:00:11,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 00:00:11,578 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:00:11,578 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:00:11,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 00:00:11,580 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:00:11,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 00:00:11,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:00:11,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:00:11,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:00:11,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:00:11,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:00:11,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:00:11,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:00:11,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 00:00:11,586 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:00:11,589 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:00:11,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 00:00:11,589 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:00:11,590 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-26 00:00:11,591 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c51b5fd89c717de21c2b48b0ee2b3165b1aa9e99 [2019-11-26 00:00:12,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:00:12,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:00:12,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:00:12,280 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:00:12,284 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:00:12,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i [2019-11-26 00:00:12,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8dfc78ad/fb13e8b83ca046bb996d523d76ef606b/FLAG569e25e96 [2019-11-26 00:00:14,364 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:00:14,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i [2019-11-26 00:00:14,495 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8dfc78ad/fb13e8b83ca046bb996d523d76ef606b/FLAG569e25e96 [2019-11-26 00:00:14,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8dfc78ad/fb13e8b83ca046bb996d523d76ef606b [2019-11-26 00:00:14,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:00:14,548 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 00:00:14,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:00:14,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:00:14,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:00:14,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:14" (1/1) ... [2019-11-26 00:00:14,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e262158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:14, skipping insertion in model container [2019-11-26 00:00:14,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:14" (1/1) ... [2019-11-26 00:00:14,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:00:15,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:00:20,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:00:21,151 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:00:22,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:00:23,762 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:00:23,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:23 WrapperNode [2019-11-26 00:00:23,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:00:23,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 00:00:23,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 00:00:23,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 00:00:23,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:23" (1/1) ... [2019-11-26 00:00:23,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:23" (1/1) ... [2019-11-26 00:00:31,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 00:00:31,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:00:31,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:00:31,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:00:31,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:23" (1/1) ... [2019-11-26 00:00:31,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:23" (1/1) ... [2019-11-26 00:00:32,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:23" (1/1) ... [2019-11-26 00:00:32,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:23" (1/1) ... [2019-11-26 00:00:35,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:23" (1/1) ... [2019-11-26 00:00:35,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:23" (1/1) ... [2019-11-26 00:00:35,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:23" (1/1) ... [2019-11-26 00:00:36,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:00:36,713 INFO L168 Benchmark]: Toolchain (without parser) took 22160.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 594.1 MB in the end (delta: 356.1 MB). Peak memory consumption was 549.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:36,716 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:00:36,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9208.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 835.9 MB in the end (delta: 108.6 MB). Peak memory consumption was 268.3 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:36,726 INFO L168 Benchmark]: Boogie Procedure Inliner took 7747.72 ms. Allocated memory is still 1.0 GB. Free memory was 835.9 MB in the beginning and 798.8 MB in the end (delta: 37.1 MB). Peak memory consumption was 316.3 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:36,731 INFO L168 Benchmark]: Boogie Preprocessor took 5190.04 ms. Allocated memory is still 1.0 GB. Free memory was 798.8 MB in the beginning and 594.1 MB in the end (delta: 204.7 MB). Peak memory consumption was 398.0 MB. Max. memory is 12.5 GB. [2019-11-26 00:00:36,745 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 9208.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 835.9 MB in the end (delta: 108.6 MB). Peak memory consumption was 268.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 7747.72 ms. Allocated memory is still 1.0 GB. Free memory was 835.9 MB in the beginning and 798.8 MB in the end (delta: 37.1 MB). Peak memory consumption was 316.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 5190.04 ms. Allocated memory is still 1.0 GB. Free memory was 798.8 MB in the beginning and 594.1 MB in the end (delta: 204.7 MB). Peak memory consumption was 398.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...